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[HBASE-11021] HBase Fsck - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-11021    Author: Manukranth Kolloju, 2014-04-18, 01:12
[HBASE-10808] Simplify Leases by using a ConcurrentHashMap - HBase - [issue]
...This fix simplifies the Leases to use a ConcurrentHashMap instead of a DelayQueue so as to avoid the Synchronization cost. The LeaseChecker now should check the ConcurrentHashMap periodicall...
http://issues.apache.org/jira/browse/HBASE-10808    Author: Manukranth Kolloju, 2014-03-21, 20:53
[HBASE-10756] Adding Data Types and Structured Row Keys in 0.89-fb HBase - HBase - [issue]
...As an extension to some of the work done on Presto + HBase side, and also inspired by some of the work done on open source and Pheonix, introducing data types and structured row keys will en...
http://issues.apache.org/jira/browse/HBASE-10756    Author: Manukranth Kolloju, 2014-03-17, 22:13
[HBASE-9828] Fix the reflection call in SequenceFileLogReader - HBase - [issue]
...In SequenceFileLogReader, Class.getMethod() fails to get a private method in the class. So converting it to Class.getDeclaredMethod()....
http://issues.apache.org/jira/browse/HBASE-9828    Author: Manukranth Kolloju, 2014-03-17, 19:33
[HBASE-10027] CompoundRowPrefixFilter - HBase - [issue]
...In order to scan a sequence of row prefixes optimally, this filter will provide a hint to the Scanner via the scan query matcher to go to the next prefix after finishing scanning with the cu...
http://issues.apache.org/jira/browse/HBASE-10027    Author: Manukranth Kolloju, 2014-03-17, 19:32
[HBASE-10437] Integrating CompoundRowPrefixFilter with RowPrefixBloomFilter - HBase - [issue]
...Adding the changes to Filter which can be used to incorporate the bloom filter optimizations into the CompoundRowPrefixFilter.Having the context of the bloom filters from inside the filter g...
http://issues.apache.org/jira/browse/HBASE-10437    Author: Manukranth Kolloju, 2014-03-17, 19:32
[HBASE-10754] RPC benchmark comparision between HadoopRPC and swift. - HBase - [issue]
...Adding a benchmark to stress test batchget on a small cluster. The idea is as follows : The controller thread starts a bunch of pre-configured number of worker threads.Each worker does the f...
http://issues.apache.org/jira/browse/HBASE-10754    Author: Manukranth Kolloju, 2014-03-14, 22:18
[HBASE-10568] InMemroy Row Prefix Bloom Filter - HBase - [issue]
...This in-memory bloom filter gives faster lookups for rowPrefixes while using CompoundRowPrefixFilter. This intends to supplement the row prefix filter on the hfiles....
http://issues.apache.org/jira/browse/HBASE-10568    Author: Manukranth Kolloju, 2014-02-19, 16:01
[HBASE-9815] Add Histogram representative of row key distribution inside a region. - HBase - [issue]
...Using histogram information, users can parallelize the scan workload into equal sized scans based on the estimated size from the Histogram information. This will help in enabling systems whi...
http://issues.apache.org/jira/browse/HBASE-9815    Author: Manukranth Kolloju, 2014-01-15, 03:50
[HBASE-9949] Fix the race condition between Compaction and StoreScanner.init - HBase - [issue]
...The StoreScanner constructor has multiple stages and there can be a race betwwen an ongoing compaction and the StoreScanner constructor where we might get the list of scanners before a compa...
http://issues.apache.org/jira/browse/HBASE-9949    Author: Manukranth Kolloju, 2013-12-01, 02:18
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